<template>
    <div>
        <el-card shadow="hover" class="mb-[10px]">
            <el-form :model="queryParams" ref="queryRef" :inline="true" v-show="showSearch">
                <el-form-item label="文件名" prop="fileName">
                    <el-input
                            v-model="queryParams.fileName"
                            placeholder="请输入文件名"
                            clearable
                            style="width: 200px"
                            @keyup.enter="handleQuery"
                    />
                </el-form-item>
                <el-form-item label="原名" prop="originalName">
                    <el-input
                            v-model="queryParams.originalName"
                            placeholder="请输入原名"
                            clearable
                            style="width: 200px"
                            @keyup.enter="handleQuery"
                    />
                </el-form-item>
                <el-form-item label="文件后缀" prop="fileSuffix">
                    <el-input
                            v-model="queryParams.fileSuffix"
                            placeholder="请输入文件后缀"
                            clearable
                            style="width: 200px"
                            @keyup.enter="handleQuery"
                    />
                </el-form-item>
                <el-form-item label="创建时间">
                    <el-date-picker
                            v-model="daterangeCreateTime"
                            value-format="YYYY-MM-DD HH:mm:ss"
                            type="daterange"
                            range-separator="-"
                            start-placeholder="开始日期"
                            end-placeholder="结束日期"
                            :default-time="[new Date(2000, 1, 1, 0, 0, 0), new Date(2000, 1, 1, 23, 59, 59)]"
                    ></el-date-picker>
                </el-form-item>
                <el-form-item label="上传人" prop="createBy">
                    <el-input
                            v-model="queryParams.createBy"
                            placeholder="请输入上传人"
                            clearable
                            style="width: 200px"
                            @keyup.enter="handleQuery"
                    />
                </el-form-item>
                <el-form-item label="服务商" prop="service">
                    <el-input
                            v-model="queryParams.service"
                            placeholder="请输入服务商"
                            clearable
                            style="width: 200px"
                            @keyup.enter="handleQuery"
                    />
                </el-form-item>
                <el-form-item>
                    <el-button type="primary" icon="search" @click="handleQuery">搜索</el-button>
                    <el-button icon="Refresh" @click="resetQuery">重置</el-button>
                </el-form-item>
            </el-form>
        </el-card>

        <el-card shadow="hover">
            <template #header>
                <el-row :gutter="10" class="mb8">
                    <el-col :span="1.5">
                        <el-button
                                type="primary"
                                plain
                                icon="Plus"
                                @click="handleFile"
                                v-hasPermi="['post:/system/oss/upload']"
                        >上传文件
                        </el-button>
                    </el-col>
                    <el-col :span="1.5">
                        <el-button
                                type="primary"
                                plain
                                icon="Plus"
                                @click="handleImage"
                                v-hasPermi="['post:/system/oss/upload']"
                        >上传图片
                        </el-button>
                    </el-col>
                    <el-col :span="1.5">
                        <el-button
                                type="danger"
                                plain
                                icon="Delete"
                                :disabled="multiple"
                                @click="handleDelete"
                                v-hasPermi="['delete:/system/oss/*']"
                        >删除
                        </el-button>
                    </el-col>
                    <el-col :span="1.5">
                        <el-button
                                :type="previewListResource ? 'warning' : 'danger'"
                                plain
                                @click="handlePreviewListResource(!previewListResource)"
                        >预览开关 : {{ previewListResource ? "启用" : "禁用" }}
                        </el-button>
                    </el-col>
                    <el-col :span="1.5">
                        <el-button
                                type="info"
                                plain
                                icon="Operation"
                                @click="handleOssConfig"
                                v-hasPermi="['get:/system/oss/config/list']"
                        >配置管理
                        </el-button>
                    </el-col>
                    <right-toolbar v-model:showSearch="showSearch" @queryTable="getList"></right-toolbar>
                </el-row>
            </template>
            <el-table v-loading="loading" :data="ossList" @selection-change="handleSelectionChange"
                      :header-cell-class-name="handleHeaderClass"
                      @header-click="handleHeaderCLick"
                      v-if="showTable">
                <el-table-column type="selection" width="55" align="center"/>
                <el-table-column label="对象存储主键" align="center" prop="ossId" v-if="false"/>
                <el-table-column label="文件名" align="center" prop="fileName"/>
                <el-table-column label="原名" align="center" prop="originalName"/>
                <el-table-column label="文件后缀" align="center" prop="fileSuffix"/>
                <el-table-column label="文件展示" align="center" prop="url">
                    <template #default="scope">
                        <ImagePreview
                                v-if="previewListResource && checkFileSuffix(scope.row.fileSuffix)"
                                :width="100" :height="100"
                                :src="scope.row.url"
                        />
                        <span v-text="scope.row.url"
                              v-if="!checkFileSuffix(scope.row.fileSuffix) || !previewListResource"/>
                    </template>
                </el-table-column>
                <el-table-column label="创建时间" align="center" prop="createTime" width="180" sortable="custom">
                    <template #default="scope">
                        <span>{{ parseTime(scope.row.createTime, '{y}-{m}-{d}') }}</span>
                    </template>
                </el-table-column>
                <el-table-column label="上传人" align="center" prop="createBy"/>
                <el-table-column label="服务商" align="center" prop="service" sortable="custom"/>
                <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
                    <template #default="scope">
                        <el-button link type="primary" icon="Edit" @click="handleDownload(scope.row)"
                                   v-hasPermi="['get:/system/oss/download/*']">下载
                        </el-button>
                        <el-button link type="primary" icon="Delete" @click="handleDelete(scope.row)"
                                   v-hasPermi="['delete:/system/oss/*']">删除
                        </el-button>
                    </template>
                </el-table-column>
            </el-table>
            <pagination
                    v-show="total>0"
                    :total="total"
                    v-model:page="queryParams.pageNum"
                    v-model:limit="queryParams.pageSize"
                    @pagination="getList"
            />

        </el-card>

        <!-- 添加或修改OSS对象存储对话框 -->
        <el-dialog :title="title" v-model="open" width="500px" append-to-body>
            <el-form ref="ossRef" :model="form" :rules="rules" label-width="80px">
                <el-form-item label="文件名">
                    <fileUpload v-model="form.file" @over="handleUploadOver" v-if="type === 0"/>
                    <imageUpload v-model="form.file" @over="handleUploadOver" v-if="type === 1"/>
                </el-form-item>
            </el-form>
        </el-dialog>
    </div>
</template>

<script setup name="Oss">
import {listOss, delOss} from "@/api/system/oss";
import ImagePreview from "@/components/ImagePreview/index.vue";
import {getConfigKey, updateConfigByKey} from "@/api/system/config.js";

const router = useRouter();
const {msgSuccess, confirm} = useModal()

const queryRef = ref()
const ossRef = ref()

const ossList = ref([]);
const open = ref(false);
const showTable = ref(true);
const buttonLoading = ref(false);
const loading = ref(true);
const showSearch = ref(true);
const ids = ref([]);
const single = ref(true);
const multiple = ref(true);
const total = ref(0);
const title = ref("");
const type = ref(0);
const previewListResource = ref(true);
const daterangeCreateTime = ref([]);
// 默认排序
const defaultSort = ref({prop: 'createTime', order: 'ascending'});

const data = reactive({
    form: {},
    // 查询参数
    queryParams: {
        pageNum: 1,
        pageSize: 10,
        fileName: undefined,
        originalName: undefined,
        fileSuffix: undefined,
        url: undefined,
        createTime: undefined,
        createBy: undefined,
        service: undefined
    },
    rules: {
        file: [
            {required: true, message: "文件不能为空", trigger: "blur"}
        ]
    }
});

const {queryParams, form, rules} = toRefs(data);

/** 查询OSS对象存储列表 */
function getList() {
    loading.value = true;
    getConfigKey("sys.oss.previewListResource").then(response => {
        previewListResource.value = !!response.data;
    });
    listOss(addDateRange(queryParams.value, daterangeCreateTime.value, "CreateTime")).then(response => {
        ossList.value = response.rows;
        total.value = response.total;
        loading.value = false;
        showTable.value = true;
    });
}

function checkFileSuffix(fileSuffix) {
    let arr = ["png", "jpg", "jpeg", "gif"];
    return arr.some(type => {
        return fileSuffix.indexOf(type) > -1;
    });
}

/** 取消按钮 */
function cancel() {
    open.value = false;
    reset();
}

/** 表单重置 */
function reset() {
    form.value = {
        file: undefined,
    };
    resetForm(ossRef.value);
}

/** 搜索按钮操作 */
function handleQuery() {
    queryParams.value.pageNum = 1;
    getList();
}

/** 重置按钮操作 */
function resetQuery() {
    showTable.value = false;
    daterangeCreateTime.value = [];
    resetForm(queryRef.value);
    queryParams.value.orderByColumn = defaultSort.value.prop;
    queryParams.value.isAsc = defaultSort.value.order;
    handleQuery();
}

/** 选择条数  */
function handleSelectionChange(selection) {
    ids.value = selection.map(item => item.ossId);
    single.value = selection.length !== 1;
    multiple.value = !selection.length;
}

// 设置列的排序为我们自定义的排序
function handleHeaderClass({column}) {
    column.order = column.multiOrder
}

// 点击表头进行排序
function handleHeaderCLick(column) {
    if (column.sortable !== 'custom') {
        return
    }
    switch (column.multiOrder) {
        case 'descending':
            column.multiOrder = 'ascending';
            break;
        case 'ascending':
            column.multiOrder = '';
            break;
        default:
            column.multiOrder = 'descending';
            break;
    }
    handleOrderChange(column.property, column.multiOrder)
}

function handleOrderChange(prop, order) {
    let orderByArr = queryParams.value.orderByColumn ? queryParams.value.orderByColumn.split(",") : [];
    let isAscArr = queryParams.value.isAsc ? queryParams.value.isAsc.split(",") : [];
    let propIndex = orderByArr.indexOf(prop)
    if (propIndex !== -1) {
        if (order) {
            //排序里已存在 只修改排序
            isAscArr[propIndex] = order;
        } else {
            //如果order为null 则删除排序字段和属性
            isAscArr.splice(propIndex, 1);//删除排序
            orderByArr.splice(propIndex, 1);//删除属性
        }
    } else {
        //排序里不存在则新增排序
        orderByArr.push(prop);
        isAscArr.push(order);
    }
    //合并排序
    queryParams.value.orderByColumn = orderByArr.join(",");
    queryParams.value.isAsc = isAscArr.join(",");
    getList();
}

/** 任务日志列表查询 */
function handleOssConfig() {
    router.push('/system/oss-config/index')
}

/** 文件按钮操作 */
function handleFile() {
    reset();
    open.value = true;
    title.value = "上传文件";
    type.value = 0;
}

/** 图片按钮操作 */
function handleImage() {
    reset();
    open.value = true;
    title.value = "上传图片";
    type.value = 1;
}

/** 提交按钮 */
function handleUploadOver() {
    open.value = false;
    getList();
}

/** 下载按钮操作 */
function handleDownload(row) {
    useDownload().oss(row.ossId)
}

/** 用户状态修改  */
function handlePreviewListResource(isPreview) {
    let text = isPreview ? "启用" : "禁用";
    confirm('确认要"' + text + '""预览列表图片"配置吗?').then(() => {
        return updateConfigByKey("sys.oss.previewListResource", isPreview);
    }).then(() => {
        getList()
        msgSuccess(text + "成功");
    }).catch(() => {
    });
}

/** 删除按钮操作 */
function handleDelete(row) {
    const ossIds = row.ossId || ids.value;
    confirm('是否确认删除OSS对象存储编号为"' + ossIds + '"的数据项?').then(() => {
        loading.value = true;
        return delOss(ossIds);
    }).then(() => {
        loading.value = false;
        getList();
        msgSuccess("删除成功");
    }).finally(() => {
        loading.value = false;
    });
}

getList();
</script>
